Sprachenzählung; Demography (linguistics) ; Language census ; Sprachdokumentation; Language documentation; Documentation (method.) ; Linguistic imperialism; Globalisierung; Globalization; Transnationalization; Colonialism/Globalization ; Sprachentod; Extinct language; Language endangerment; Bedrohte Sprache; Linguicide; Linguizid; Language death ; Anglo-Saxon; Old English ; Klassisches Portugiesisch; Archaisches Portugiesisch; Classical Portuguese; Archaic Portuguese; Medium Portuguese; Português médio; Old Portuguese
